Turn the ignition switch OFF and disconnect the battery negative (-) terminal.
Remove the air cleaner.
(Refer to Engine Mechanical System - “Air Cleaner”)
Remove the battery.
(Refer to Engine Electrical System - "Battery")
Disconnect the engine coolant temperature sensor connector.
Remove the engine coolant temperature sensor (A).
Note that engine coolant may flow out from the water temperature control assembly when removing the sensor.
Fill with engine coolant.
(Refer to Engine Mechanical System - "Coolant")